I have these error codes from a Apple Hardware Test. After some research I found this and this which enabled me to translate the most essential facts behind them. However, some questions still remain, ...

I have Safari 12.0.3 and couldn't find two settings:
1. Sometimes I need skip invalid SSL warning for self-signed SSL or expired SSL.
I would like to skip the warning without adding the certificate to ...

On YouTube webpage, instead of the video thumbnail images, I see only a blue box with a question mark in it. Any video on YouTube does not seems to work either. Can anyone help me? I am not able to ...

When I try to install mac os high sierra using internet recovery, i get a frozen black screen with an exclamation mark and a error message saying "apple.com/support -3403F". I have tried recovering ...

When downloading different things, in Safari, I sometimes get errors. As a developer, seeing the error is helpful to debug and resolve. But it is often cut off and unable to be seen (see below). How ...

I've been experimenting with threading and running bits of python from iTerm in MacOS yesterday. Today I opened iTerm and two windows opened, one with thick red lines inside it.
I received a Warning ...

I'm not familiar at all with coding or using rstudio since this is the first semester im taking it. Basically everything was working fine, but when i updated to mojave, this error started popping up ...

Anyone got any ideas on how to fix this?
I have tried reinstalling Mojave, running First Aid, going into single user mode and typing in a command, probably everything I could find a tutorial on how ...

I’ve been having trouble fixing the “macOS needs to repair your library” loop for the past couple of days and I’m running out of options. The message pops up over and over again, no matter what I do.
...

I have a MacBook Pro 13-inch mid 2012 with macOS Sierra v. 10.12.6
Some technician installed Samsung SSD 840 EVO 1TB for me on this machine. There was no problem until I tried to install MacOS Mojave.
...

I'm not sure where this error is coming from. I thought it was maybe for an old backup/sync app I used called Spideroak, but my limit there is 6gb. I have used Box, Dropbox (still do with over 12gb of ...

I'm unable to open a couple of games on macOS Sierra. I recently downloaded them, and have never been able to successfully run them. Gatekeeper is already disabled.
Does anyone have any ideas on how ...

I couldn't log in to FaceTime so I did a factory reset of my MacBook. It worked for a brief period of time and then suddenly it just logged out.
I believe it might have been after iCloud synced with ...

I've written a script for fresh macOS installs that installs Homebrew, Cask, and a bunch of apps I like, along with creating a .vimrc file.
Thanks to an answer by daniel Azuelos (located here: Best ...

Over the course of the last months, I started to continuously receive the same "AppLifecycleAgent" error, sometime several times per day:
I don't recall modifying OSX internals, hence I'm curious why ...

I am installing a large amount of files with wget and all of a sudden I get the error message: cannot verify www.ncei.noaa.gov's certificate, issued by ‘CN=DigiCert SHA2 Secure Server CA,O=DigiCert ...

I am running macOS Sierra 10.12.6 on a MacBook Pro (15 inch, 2017) with 16 GB of RAM, a 256 GB SSD and Radeon 555 dedicated graphics.
I've tried and failed to install both the macOS High Sierra and ...

I'm an AppleScript novice and receiving the above error in what should be a very simple AppleScript. I believe it is somewhere in the set statement but unable to ascertain. Would greatly appreciate ...

The gist of the problem is this: I have a large amount of video and audio footage that I need to consolidate from multiple drives - namely this Windows NT Filesystem formatted Seagate Expansion Drive ...

Folks,
On my 8 year-old 2010 MacBook Pro, I started getting a bunch of random shutdowns starting about a week ago. I reinstalled High Sierra after the first few, but I'm still getting them. Terminal ...

I have boot camped the Mac to have windows. I had an issue so deleted windows during setup to reinstall on the partition. In this process I think I have lost my recovery for Mac as its just all fallen ...

I can't connect to Messages with my apple account from last week.
Apple ID and password work perfectly on the Apple website and iCloud, but it is not working for Messages and FaceTime, saying that "an ...